package com.jlastu.znb.presenter;

import android.annotation.SuppressLint;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.util.Log;

import androidx.annotation.NonNull;

import com.jlastu.znb.base.WeakRefHandler;
import com.jlastu.znb.contract.CollectContract;
import com.jlastu.znb.entity.Goods;
import com.jlastu.znb.entity.Photo;

import java.util.ArrayList;
import java.util.List;

public class CollectPresenter implements CollectContract.ICollectPresenter {

    private static final int WHAT_GET_GOODS_LIST = 0;
    private CollectContract.ICollectView mCollectView;
    private Context mContext;

    public CollectPresenter(CollectContract.ICollectView collectView, Context context) {
        mCollectView = collectView;
        mContext = context;

    }


    Handler mHandler = new WeakRefHandler<>(Looper.getMainLooper(), this, new Handler.Callback() {
        @Override
        public boolean handleMessage(@NonNull Message msg) {
            int what = msg.what;
            switch (what) {
                case WHAT_GET_GOODS_LIST:
                    mCollectView.showGoodsList((List<Goods>) msg.obj);
                    break;
            }
            return false;
        }
    });

    @Override
    public void getGoodsList() {
        List<Goods> list = new ArrayList<>();
        new Thread(new Runnable() {
            @SuppressLint("Range")
            @Override
            public void run() {
                // 此处异步进行数据查询
                Uri uri = Uri.parse("content://com.jlastu.znb.provider/goods");
                // 添加查询参数，只查询is_collect为1的商品（即被收藏的商品）
                String[] projection = new String[]{
                        "_id", "goods_name", "goods_price", "goods_unit", "goods_browse",
                        "goods_message", "goods_address", "category", "is_collect"
                };
                String selection = "is_collect = ?";
                String[] selectionArgs = new String[]{"1"};
                Cursor cursor = mContext.getContentResolver().query(
                        uri, projection, selection, selectionArgs, null);

                try {
                    if (cursor != null && cursor.moveToFirst()) {
                        do {
                            Goods goods = new Goods();
                            int goods_id = cursor.getInt(cursor.getColumnIndex("_id"));
                            goods.setId(goods_id);
                            goods.setName(cursor.getString(cursor.getColumnIndex("goods_name")));
                            goods.setPrice(cursor.getDouble(cursor.getColumnIndex("goods_price")));
                            goods.setUnit(cursor.getString(cursor.getColumnIndex("goods_unit")));
                            goods.setBrowseCount(cursor.getInt(cursor.getColumnIndex("goods_browse")));
                            goods.setMessage(cursor.getString(cursor.getColumnIndex("goods_message")));
                            goods.setAddress(cursor.getString(cursor.getColumnIndex("goods_address")));
                            goods.setCategory(cursor.getString(cursor.getColumnIndex("category")));
                            int isCollectInt = cursor.getInt(cursor.getColumnIndex("is_collect"));
                            boolean isCollect = isCollectInt != 0;
                            goods.setCollect(isCollect); // 假设setCollect是
                            Log.d("TAG", "Goods: " + goods);
                            Uri photoUri = Uri.parse("content://com.jlastu.znb.provider/photo");
                            Cursor photoCursor = mContext.getContentResolver().query(
                                    photoUri,
                                    null,
                                    "goods_id = ?",
                                    new String[]{String.valueOf(goods_id)},
                                    null);

                            if (photoCursor != null && photoCursor.moveToFirst()) {
                                do {
                                    Photo photo = new Photo();
                                    photo.setId(photoCursor.getInt(photoCursor.getColumnIndex("_id")));
                                    photo.setData(photoCursor.getBlob(photoCursor.getColumnIndex("image")));
                                    goods.addPhoto(photo);
                                } while (photoCursor.moveToNext());
                            }
                            Log.d("", "goods ====== " + goods.toString());
                            list.add(goods);
                        } while (cursor.moveToNext());
                    }
                } finally {
                    if (cursor != null) {
                        cursor.close();
                    }
                }
                Uri photoUri = Uri.parse("content://com.jlastu.znb.provider/photo");
                Cursor photoCursor = mContext.getContentResolver().query(
                        photoUri, null, null, null);
                if (photoCursor != null && photoCursor.moveToFirst()) {
                    do {
                        Log.d("", "photo_id = " + photoCursor.getInt(cursor.getColumnIndex("_id")));
                        Log.d("", "photo_miage = " + photoCursor.getBlob(2));
                    } while (photoCursor.moveToNext());
                }
                //子线程通过Handler发送消息，完成线程之间的通信。
                Message message = Message.obtain();
                message.obj = list;
                message.what = WHAT_GET_GOODS_LIST;
                mHandler.sendMessage(message);
            }
        }).start();
    }

    private String[] getGoodsIds(List<Goods> goodsList) {
        String[] ids = new String[goodsList.size()];
        for (int i = 0; i < goodsList.size(); i++) {
            ids[i] = String.valueOf(goodsList.get(i).getId());
        }
        return ids;
    }
}
